let s = new Sparticles({
  minSize: 20,
  maxSize: 100,
  count: 200,
  minAlpha: 1,
  maxAlpha: 1,
  drift: 0,
  direction: 140,
  rotation: 2,
  xVariance: 10,
  parallax: 2,
  speed: 1,
  shape: ["image", "circle"],
  imageUrl: [
    "img/poke-ball.png",
    "img/poke-ball.png",
    "img/poke-ball.png",
    "img/poke-ball.png",
    "img/poke-ball.png",
    "img/poke-ball.png",
    "img/poke-ball.png",
    "img/poke-ball.png",
    "img/poke-ball.png",
    "img/poke-ball.png",
    "img/great-ball.png",
    "img/ultra-ball.png",
    "img/master-ball.png",
    "img/friend-ball.png",
    "img/fast-ball.png",
    "img/dream-ball.png",
    "img/dive-ball.png",
    "img/level-ball.png",
    "img/lure-ball.png",
    "img/love-ball.png",
    "img/moon-ball.png",
    "img/nest-ball.png",
    "img/net-ball.png",
    "img/park-ball.png",
    "img/premier-ball.png",
    "img/quick-ball.png",
    "img/safari-ball.png",
    "img/sport-ball.png",
    "img/timer-ball.png",
  ],
  color: ["transparent"]
});